Mutual Solubilities and Thermophysical Properties of [NTf2]-based Ionic Liquids, Conference on Molten Salts and Ionic Liquids (EUCHEM 2014), Mónia A. R. Martins, Catarina M. S. S. Neves, Kiki A. Kurnia, Luís M. N. B. F. Santos, Mara G. Freire, Simão P. Pinho, João A. P. Coutinho, Tallinn, Estonia